Please be sure to show all work or explain how you got your answer. Write probability answers as fractions or decimals rounded to the 4^th decimal place.

1. Determine whether the random variable x is discrete or continuous.

a) Let x represent the number of lightening strikes that occur in Utah in August each year.

b) Let x represent the amount of fuel (in gallons) used by a small plane during a trip over Zion and back.

c) Let x represent the final score The Jazz had in their last game.

2. The following chart shows the number of donuts students in a college class ate the previous day.

a) Complete the probability distribution for the donut data. X P(x) Donuts 2 Students 4 5 10 1 0 b) Find the probability a student in the study ate at least 1 donut. c) Find the probability that a student in the study ate less than 2 donuts